Home / 940,461.40-1,410,108.90-540,904.60

Finding the Fourth Proportional to 940,461.40, 1,410,108.90 and 540,904.60

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Solution

The fourth proportional to 940,461.40, 1,410,108.90 and 540,904.60 is: 811,021.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,461.40 : 1,410,108.90 = 540,904.60 : x
  2. Step 2: Convert to fraction form
    940,461.40/1,410,108.90 = 540,904.60/x
  3. Step 3: Cross multiply
    940,461.40x = 1,410,108.90 × 540,904.60
  4. Step 4: Simplify right side
    940,461.40x = 762,734,390,510.94
  5. Step 5: Solve for x
    x = 762,734,390,510.94/940,461.40
  6. Step 6: Final answer
    x = 811,021.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.